-\note For the perfomance reason, all quality control values for the big meshes are
-computed only by demand. For this, the user should press the "compute"
-button (see picture). Also, values are automatically computed if the number of the
+\note For performance reasons, all quality control values for big meshes are
+computed only by demand. For this, press the "compute"
+button. Also, values are automatically computed if the number of